Commodore 128D - SECTION 3 - Getting Started in Basic

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SECTION 3
Getting Started
in Basic
BASIC PROGRAMMING LANGUAGE
Direct Mode
Program Mode
USING THE KEYBOARD
Keyboard Character Sets
Using the Command Keys
Function Keys
Displaying Graphic Characters
Rules for Typing BASIC Language Programs
GETTING STARTED—The PRINT COMMAND
Printing Numbers
Using the Question Mark to Abbreviate the PRINT
Command
Printing Text
Printing in Different Colors
Using the Cursor Keys Inside Quotes with the PRINT
Command
BEGINNING TO PROGRAM
What a Program Is
Line Numbers
Viewing your Program—The LIST Command
A Simple Loop—The GOTO Statement
Clearing the Computer's Memory—The NEW Command
Using Color in a Program
EDITING YOUR PROGRAM
Erasing a Line from a Program
Duplicating a Line
Replacing a Line
Changing a Line
MATHEMATICAL OPERATIONS
Addition and Subtraction
Multiplication and Division
Exponentiation
Order of Operations
Using Parentheses to Define the Order of Operations
CONSTANTS, VARIABLES AND STRINGS
Constants
Variables
Strings
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17 USING C128 MODE—Getting Started in BASIC